PTC Resettable Fuses
Browse available PTC Resettable Fuses part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Type | Voltage - Max | Current - Hold (Ih) (Max) | Current - Trip (It) | Current - Max | Time to Trip | Resistance - Initial (Ri) (Min) | Resistance - Post Trip (R1) (Max) | Resistance - 25°C (Typ) | Operating Temperature | Grade | Qualification | Ratings | Mounting Type | Size / Dimension | Height - Seated (Max) | Thickness (Max) | Lead Spacing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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MF-RX250-AP-14PTC RESET FUSE 60V 2.5A RADIAL |
6,874 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX | Tape & Box (TB) | Obsolete | Polymeric | 60V | 2.5 A | 5 A | 40 A | 15.6 s | 50 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.839" Dia x 0.122" T (21.30mm x 3.10mm) | 1.050" (26.67mm) | - | 0.402" (10.20mm) |
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MF-RX110-AP-14PTC RESET FUSE 60V 1.1A RADIAL |
6,106 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RX | Tape & Box (TB) | Obsolete | Polymeric | 60V | 1.1 A | 2.2 A | 40 A | 8.2 s | 150 mOhms | 380 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.512" Dia x 0.122" T (13.00mm x 3.10mm) | 0.902" (22.90mm) | - | 0.201" (5.10mm) |
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MF-RX135-AP-14PTC RESET FUSE 60V 1.35A RADIAL |
7,908 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RX | Tape & Box (TB) | Obsolete | Polymeric | 60V | 1.35 A | 2.7 A | 40 A | 9.6 s | 120 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.571" Dia x 0.122" T (14.50mm x 3.10mm) | 0.939" (23.84mm) | - | 0.402" (10.20mm) |
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MF-RX160-AP-14PTC RESET FUSE 60V 1.6A RADIAL |
3,221 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RX | Tape & Box (TB) | Obsolete | Polymeric | 60V | 1.6 A | 3.2 A | 40 A | 11.4 s | 90 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.642" Dia x 0.122" T (16.30mm x 3.10mm) | 1.039" (26.40mm) | - | 0.402" (10.20mm) |
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MF-RX375-2-14PTC RESET FUSE 60V 3.75A RADIAL |
6,383 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RX | Tape & Box (TB) | Obsolete | Polymeric | 60V | 3.75 A | 7.5 A | 40 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.118" Dia x 0.122" T (28.40mm x 3.10mm) | 1.319" (33.50mm) | - | 0.402" (10.20mm) |
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MF-RX160-2-14PTC RESET FUSE 60V 1.6A RADIAL |
4,251 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RX | Tape & Box (TB) | Obsolete | Polymeric | 60V | 1.6 A | 3.2 A | 40 A | 11.4 s | 90 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.642" Dia x 0.122" T (16.30mm x 3.10mm) | 0.939" (23.84mm) | - | 0.402" (10.20mm) |
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MF-RX185-AP-14PTC RESET FUSE 60V 1.85A RADIAL |
8,109 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RX | Tape & Box (TB) | Obsolete | Polymeric | 60V | 1.85 A | 3.7 A | 40 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.701" Dia x 0.122" T (17.80mm x 3.10mm) | 1.050" (26.67mm) | - | 0.402" (10.20mm) |
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0007770020RAYCHEM FUSE (RUE 185) 70020 |
9,791 | - |
|
Datasheet | - | * | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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R1206-010PTC RESET FUSE 60V 100MA 1206 |
6,629 | - |
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Datasheet | 1206 (3216 Metric) | R1206 | Tape & Reel (TR) | Active | Polymeric | 60V | 100 mA | 250 mA | 100 A | 1 s | 1.6 Ohms | 15 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.033" (0.85mm) | - |
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R1206-010-RPTC RESET FUSE 60V 100MA 1206 |
9,773 | - |
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Datasheet | 1206 (3216 Metric), Concave | R1206 | Tape & Reel (TR) | Active | Polymeric | 60V | 100 mA | 250 mA | 100 A | 1 s | 1.6 Ohms | 15 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.033" (0.85mm) | - |
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PSR-28690-2PSR RESET FUSE |
2,979 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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NANOSMD175LR-EPTC RESET FUSE 6V 1.75A 1206 |
7,574 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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PSR-28445-E-2PSR RESET FUSE |
2,934 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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MICROSMD450LR-XC-2PTC RESET FUSE 12V 4.5A 1206 |
5,947 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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PSR-29330-CPSR RESET FUSE |
2,935 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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PSR-28473-D-2PSR RESET FUSE |
2,832 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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NANOSMD550LR-2PTC RESET FUSE 6V 5.5A 1206 |
3,359 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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PSR-29138-C-2PSR RESET FUSE |
6,299 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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PSR-29131-2PSR RESET FUSE |
3,418 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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PSR-28120-2PSR RESET FUSE |
4,192 | - |
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Datasheet | - | * | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
PTC Resettable Fuses FAQ
Common questions about selecting, comparing and sourcing PTC Resettable Fuses components through Winsun (HK) Electronics.
What should I check when selecting PTC Resettable Fuses components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific PTC Resettable Fuses part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find PTC Resettable Fuses parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for PTC Resettable Fuses components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
